<!DOCTYPE html>
<html lang="zh">
    <head>
        <meta charset="utf-8">
        <title>HTML5-a标记</title>
    </head>
    <body>
        <nav>
            <ul>
                <li><a href="http://www.sina.com.cn" target="_blank">新浪</a></li>
                <li><a href="http://www.163.com" target="_parent">网易</a></li>
                <li><a href="http://www.sohu.com" target="_self">搜狐</a></li>
                <li><a href="http://www.baidu.com" target="_top">百度</a></li>
                <li><a href="#taobao">淘宝</a></li>
            </ul>
        </nav>
        <main role="main">
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <p>...</p>
            <h2 id="taobao">淘宝在这里</h2>
        </main>
    </body>
</html>